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Finding the Fourth Proportional to 83,684.82, 115,505.74 and 47,895.24

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Solution

The fourth proportional to 83,684.82, 115,505.74 and 47,895.24 is: 66,107.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,684.82 : 115,505.74 = 47,895.24 : x
  2. Step 2: Convert to fraction form
    83,684.82/115,505.74 = 47,895.24/x
  3. Step 3: Cross multiply
    83,684.82x = 115,505.74 × 47,895.24
  4. Step 4: Simplify right side
    83,684.82x = 5,532,175,138.68
  5. Step 5: Solve for x
    x = 5,532,175,138.68/83,684.82
  6. Step 6: Final answer
    x = 66,107.27

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